Question

the value of 1_tan2 45÷1+tan245​

Answer 1

Answer:

0

Step-by-step explanation:

= 1 - tan^2(45) / 1+ tan^2(45)

= tan45 = 1

= 1 - 1 / 1 + 1

= 0

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Answer 2

Answer:

1+tan 2 45∘

1−tan 2 45 ∘

= 1+1 1−1

=0